Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years, use contraceptions currently use of contraceptions religious belief. Units: absolute figures ;Total;Catholic;Practicing catholic;Non practicing catholic;Protestant;Moslem;Other religions;Have owner beliefs;Non-believer;Does not know/ Does not answer; Total;5,721,252;4,890,477;1,761,793;3,128,684;17,515;8,081;42,916;286,215;285,326;190,721; Uses at least one inefficient method, but any efficient method;316,307;298,076;129,966;168,110;..;570;794;14,713;2,155;..; Uses at least one efficient method;5,404,945;4,592,401;1,631,827;2,960,574;17,515;7,512;42,122;271,503;283,171;190,721; Uses pill;1,232,027;1,018,479;301,588;716,890;6,961;4,199;7,416;59,805;92,597;42,571; Uses IUD;411,728;348,969;116,718;232,251;1,311;280;869;25,893;15,982;18,424; Uses diaphragm, cap, vaginal sponge;10,363;7,461;5,169;2,292;532;..;..;2,369;..;..; Uses abstinence;197,929;172,821;74,665;98,156;532;588;1,014;11,708;4,767;6,500; Uses condom;2,627,850;2,232,006;778,803;1,453,203;3,046;1,892;24,801;138,169;135,313;92,625; Uses cycle and basal body temperature;46,905;41,395;21,512;19,883;..;..;794;3,134;1,582;..; Uses withdrawal;450,804;415,812;163,288;252,524;..;..;3,937;14,135;14,436;2,483; Uses vaginal wash;38,680;37,543;18,328;19,215;..;..;1,136;..;..;..; Uses spermicides;30,155;27,598;6,382;21,217;..;..;..;1,642;914;..; Uses long breastfeeding;11,465;9,188;3,959;5,229;..;570;..;1,706;..;..; Uses injection;9,513;8,441;1,736;6,706;954;118;..;..;..;..; Uses the morning after pill;6,188;6,188;1,736;4,452;..;..;..;..;..;..; Uses sterilization;607,184;528,741;233,234;295,508;3,143;435;8,572;31,398;17,923;16,971; Uses vasectomy;515,446;450,346;184,116;266,230;3,025;..;316;19,352;24,997;17,410; Uses other methods;32,821;25,092;15,098;9,994;..;..;845;5,072;1,813;..; Notes: Source: National Statistics Institute